#include<cstdio>
using namespace std;
int exam2_23()
{
	printf("9/8=%d 9.0/8=%f 9/8.0=%f 9.0/8.0=%f \n",
		9 / 8, 9.0 / 8, 9 / 8.0, 9.0 / 8.0);
	printf("10.0/6.0=%f\n", 10.0 / 6.0);
	printf("10.0/6.0=%.3f\n", 10.0 / 6.0);
	printf("10.0/6.0=%9.3f\n", 10.0 / 6.0);
	return 0;
}